Manganese, Silica occurrence · Trinity County, California
discovered 1941
Drawn as an open-pit mine, dug down in benches from the surface. The ore color stands for manganese, silica. Federal records note the kind of operation and its status, not its depth or layout, so this is a typical example rather than a survey of this site.
| State | California |
| County | Trinity |
| Coordinates | 40.18095, -123.21671 |
| Tertiary | Manganese, Silica |
| Status | Occurrence |
| Type | Surface |
| Discovery Year | 1941 |
| Data Source | USGS MRDS |
| Source ID | 10263057 |
| Site | Distance | Commodity | Status |
|---|---|---|---|
| North Fork Deposit | 0.6 mi | Occurrence | |
| Bonanza Mine | 1.7 mi | Past Producer | |
| Lucky Sunday and Billy Sunday Claims | 2.2 mi | Manganese | Producer |
| Lucky Sunday Mine | 2.2 mi | Past Producer | |
| Unnamed near Ruth, CA | 2.4 mi | Gold | Unknown |
| Liberty Group | 2.4 mi | Manganese | Occurrence |
| Bonanza Manganese Claims | 2.5 mi | Occurrence | |
| Barry Creek Mine | 2.9 mi | Past Producer | |
| Hart and Bear Deposits | 3.1 mi | Prospect | |
| Hart and Bear Deposits | 3.1 mi | Occurrence | |
| Lost Mine Deposit | 3.5 mi | Occurrence | |
| Double-A Prospect | 3.6 mi | Manganese | Producer |
This location is classified as a mineral prospect or occurrence — a site where minerals have been identified but no significant mining has taken place. These sites typically have minimal environmental impact but indicate the presence of mineral deposits in the area.